From e93da8b04da86773247aadb1cbb1912e4f4526b2 Mon Sep 17 00:00:00 2001 From: Priyansh Date: Tue, 22 Dec 2020 17:49:59 +0530 Subject: Rewriting Project --- node_modules/core-js/internals/array-includes.js | 32 ++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 node_modules/core-js/internals/array-includes.js (limited to 'node_modules/core-js/internals/array-includes.js') diff --git a/node_modules/core-js/internals/array-includes.js b/node_modules/core-js/internals/array-includes.js new file mode 100644 index 0000000..a416120 --- /dev/null +++ b/node_modules/core-js/internals/array-includes.js @@ -0,0 +1,32 @@ +var toIndexedObject = require('../internals/to-indexed-object'); +var toLength = require('../internals/to-length'); +var toAbsoluteIndex = require('../internals/to-absolute-index'); + +// `Array.prototype.{ indexOf, includes }` methods implementation +var createMethod = function (IS_INCLUDES) { + return function ($this, el, fromIndex) { + var O = toIndexedObject($this); + var length = toLength(O.length); + var index = toAbsoluteIndex(fromIndex, length); + var value; + // Array#includes uses SameValueZero equality algorithm + // eslint-disable-next-line no-self-compare + if (IS_INCLUDES && el != el) while (length > index) { + value = O[index++]; + // eslint-disable-next-line no-self-compare + if (value != value) return true; + // Array#indexOf ignores holes, Array#includes - not + } else for (;length > index; index++) { + if ((IS_INCLUDES || index in O) && O[index] === el) return IS_INCLUDES || index || 0; + } return !IS_INCLUDES && -1; + }; +}; + +module.exports = { + // `Array.prototype.includes` method + // https://tc39.github.io/ecma262/#sec-array.prototype.includes + includes: createMethod(true), + // `Array.prototype.indexOf` method + // https://tc39.github.io/ecma262/#sec-array.prototype.indexof + indexOf: createMethod(false) +}; -- cgit v1.2.3